Danburite

Danburite CaB₂Si₂O₈ With Chalcopyrite, Charcas, Mun. de Charcas, San Luis Potosí, Mex

Danburite CaB₂Si₂O₈ I,La Bufa Mine, Charcas, San Luis Potosi, Mexico, Ex Chris and Agatha Galas

Danburite CaB₂Si₂O₈ II, La Bufa Mine, Charcas, San Luis Potosi, Mexico